U.K. Rolling Out Rapid COVID-19 Testing In Liverpool

Liverpool, facing high infection rates, will undergo a citywide trial of rapid COVID-19 testing. Half a million residents will be tested regularly, regardless of symptoms, using methods that deliver results in under an hour. Prime Minister Boris Johnson aims to use mass testing to manage the crisis, which has claimed over 46,000 lives in the UK. England is preparing for a second national lockdown as the government tackles a second wave of infections threatening healthcare facilities.

What is the significance of the rapid tests being distributed before Christmas?

What challenges is the government facing with the second wave of infections?